Biology of the brain Flashcards

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1
Q

midbrain

A

involved in visual and auditory reflexes (ex.turning head twoard noise)

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2
Q

pons

A

sleeping

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3
Q

medulla

A

controls vital reflexes like breathing and heartbeat

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4
Q

cerebellum

A

involved in coordinating movements like motor responses (reflexes)

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5
Q

four lobes

A

frontal, temporal, opcipital, paretial

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6
Q

Frontal lobe functions

A

problem solving

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7
Q

motor cortex

A

located in the frontal lobe. involved in the initiation of all voluntary movements

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8
Q

paretial lobe functions

A

sensing temperature

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9
Q

somatosensory cortex

A

located in paretial lobe. processes information about touch, location of limbs, pain, and temperature.

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10
Q

temporal lobe functions

A

hearing and where your long term memory is

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11
Q

brocas area

A

located in the left frontal lobe. nesacery for combing sounds into words and words into meaningful sentances.

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12
Q

wernickes area

A

located in left temporal lobe. necessary for speaking in coherent sentances and understanding speech.

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13
Q

oppcipital lobe functions

A

seeing

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14
Q

limbic system

A

makes up the core of the forebrain. involved behavioral and emotional responses

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15
Q

hypothalmus

A

regulates many motivational behaviors like freeze, fight, or flight. and controls much of the endocrine system by regulating the pituitary gland.

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16
Q

amygdala

A

involved in forming, recognizing and remembering emotional experiences.

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17
Q

hippocampus

A

curved structure inside temporal lobe. involved in fleeting memory by putting them into perminent storage.

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18
Q

thalamus

A

involved in reciving sensory information, and sending the info to the places where there needed(secretary)

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19
Q

sympathetic system

A

one part of the automatic nervous system. triggered by threatining or challenging physicl stimulation like a snake. or by psychological stimualtion like thoughts of public speaking

20
Q

para sympethetic system

A

the other part of the automatic nervous system. decreases phychological arousal and helps the body become more calm.

21
Q

autonomic nervous system

A

all involuntary functions.

two parts: sympathetic and para sympathetic divishion.

22
Q

homeostasis

A

the sympathetic and para sympethetic system work together to keep the bodys level of orausal in balance for optimum functioning.

23
Q

endocrine system

A

made up of nemourous glands located throughout the body. these glands secreate chemicals called hormones which affect organds, mucsles and other glands in the body

24
Q

pituitary gland

A

controls the activity of most other hormone-secreting glands.

25
Q

pancreas

A

regulates level of sugar in the bloodstrem by secreting insulin

26
Q

adrenal glands

A

secretes hormones that regulate sugar and salt balences and help the body resist stress.

27
Q

thyroid

A

regulates metabolism through secretion of hormones.

28
Q

parkinsons disease

A

a progressive nervous system dissorder that effects movement

29
Q

nerve

A

a whitish fiber or bundle of fibers that transmits impulses of sensation to the brain or spinal cord, and impulses form these to the muscels and organ.

30
Q

neurons

A

cell body, axon, dendriteis

31
Q

Alzheimers disease

A

progressive mental deteriation that can occur in the middle or old age. effects momory

32
Q

glials cells

A

the glue. they are worker cells. they clean up debris and bring nutrients to neurons, hold neurons in place etc.

33
Q

dopamine

A

helps us move put body and helps with posotive mood

34
Q

serotonine

A

helps with hunger and posotive mood

35
Q

acetylcholine

A

helps move our mucsles and helps with memory

36
Q

endorphines

A

natural pain killers and help with good feelings

37
Q

norepinephrine

A

helps us with elertness and arousal

38
Q

language center on the left

A

brocas area, Wernicks area, motor cortex

39
Q

corpus callosum

A

connects both sides of the brain to which the left side of your brain controls the right side of your body and vice verca.

40
Q

left brain functions

A

analytic thought, logic, language, reasoning, science and math, written, numbers skills, right hand control

41
Q

right brain functions

A

art awarness, creativity, imagination, intuition, holistic thought, music awarness, 3-D forms, left hand

42
Q

the central nervous system

A

brain and spinal cord. processing center

43
Q

somatic nervous system

A

all voluntary functions

44
Q

somatic nervous system

A

all voluntary functions

45
Q

peripheral nervous system

A

all the nerves that extend from the spinal cord has two parts: soomatic nervous system and autnomic nervous system.

46
Q

cerebrum

A

smushy part of brain (all 4 lobes)